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What MySQL property is used to create a surrogate key in MySQL?

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What MySQL property is used to create a surrogate key in MySQL?

(a) UNIQUE

(b) SEQUENCE

(c) AUTO_INCREMENT

(d) None of the mentioned

The question was posed to me in an internship interview.

The doubt is from Servlets and JSP topic in section Database Programming Techniques of Database Management

1 Answer

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Best answer
Right answer is (c) AUTO_INCREMENT

Easiest explanation - A surrogate key in a database is a unique identifier for either an entity in the modeled world or an object in the database.

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